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"""Testcases for cssutils.css.CSSImportRule"""
import xml.dom
from . import test_cssrule
import cssutils
from . import basetest
class CSSImportRuleTestCase(test_cssrule.CSSRuleTestCase):
def setUp(self):
super(CSSImportRuleTestCase, self).setUp()
self.r = cssutils.css.CSSImportRule()
self.rRO = cssutils.css.CSSImportRule(readonly=True)
self.r_type = cssutils.css.CSSImportRule.IMPORT_RULE
self.r_typeString = 'IMPORT_RULE'
def test_init(self):
"CSSImportRule.__init__()"
super(CSSImportRuleTestCase, self).test_init()
# no init param
self.assertEqual(None, self.r.href)
self.assertEqual(None, self.r.hreftype)
self.assertEqual(False, self.r.hrefFound)
self.assertEqual('all', self.r.media.mediaText)
self.assertEqual(
cssutils.stylesheets.MediaList, type(self.r.media))
self.assertEqual(None, self.r.name)
self.assertEqual(cssutils.css.CSSStyleSheet, type(self.r.styleSheet))
self.assertEqual(0, self.r.styleSheet.cssRules.length)
self.assertEqual('', self.r.cssText)
# all
r = cssutils.css.CSSImportRule(href='href', mediaText='tv', name='name')
self.assertEqual('@import url(href) tv "name";', r.cssText)
self.assertEqual("href", r.href)
self.assertEqual(None, r.hreftype)
self.assertEqual('tv', r.media.mediaText)
self.assertEqual(
cssutils.stylesheets.MediaList, type(r.media))
self.assertEqual('name', r.name)
self.assertEqual(None, r.parentRule) # see CSSRule
self.assertEqual(None, r.parentStyleSheet) # see CSSRule
self.assertEqual(cssutils.css.CSSStyleSheet, type(self.r.styleSheet))
self.assertEqual(0, self.r.styleSheet.cssRules.length)
# href
r = cssutils.css.CSSImportRule('x')
self.assertEqual('@import url(x);', r.cssText)
self.assertEqual('x', r.href)
self.assertEqual(None, r.hreftype)
# href + mediaText
r = cssutils.css.CSSImportRule('x', 'print')
self.assertEqual('@import url(x) print;', r.cssText)
self.assertEqual('x', r.href)
self.assertEqual('print', r.media.mediaText)
# href + name
r = cssutils.css.CSSImportRule('x', name='n')
self.assertEqual('@import url(x) "n";', r.cssText)
self.assertEqual('x', r.href)
self.assertEqual('n', r.name)
# href + mediaText + name
r = cssutils.css.CSSImportRule('x', 'print', 'n')
self.assertEqual('@import url(x) print "n";', r.cssText)
self.assertEqual('x', r.href)
self.assertEqual('print', r.media.mediaText)
self.assertEqual('n', r.name)
# media +name only
self.r = cssutils.css.CSSImportRule(mediaText='print', name="n")
self.assertEqual(cssutils.stylesheets.MediaList,
type(self.r.media))
self.assertEqual('', self.r.cssText)
self.assertEqual('print', self.r.media.mediaText)
self.assertEqual('n', self.r.name)
# only possible to set @... similar name
self.assertRaises(xml.dom.InvalidModificationErr, self.r._setAtkeyword, 'x')
def test_cssText(self):
"CSSImportRule.cssText"
tests = {
# href string
'''@import "str";''': None,
'''@import"str";''': '''@import "str";''',
'''@\\import "str";''': '''@import "str";''',
'''@IMPORT "str";''': '''@import "str";''',
'''@import 'str';''': '''@import "str";''',
'''@import 'str' ;''': '''@import "str";''',
'''@import "str";''': None,
'''@import "str" ;''': '''@import "str";''',
r'''@import "\"" ;''': r'''@import "\"";''',
'''@import '\\'';''': r'''@import "'";''',
'''@import '"';''': r'''@import "\"";''',
# href url
'''@import url(x.css);''': None,
# nospace
'''@import url(")");''': '''@import url(")");''',
'''@import url("\\"");''': '''@import url("\\"");''',
'''@import url('\\'');''': '''@import url("'");''',
# href + media
# all is removed
'''@import "str" all;''': '''@import "str";''',
'''@import "str" tv, print;''': None,
'''@import"str"tv,print;''': '''@import "str" tv, print;''',
'''@import "str" tv, print, all;''': '''@import "str";''',
'''@import "str" handheld, all;''': '''@import "str";''',
'''@import "str" all, handheld;''': '''@import "str";''',
'''@import "str" not tv;''': None,
'''@import "str" only tv;''': None,
'''@import "str" only tv and (color: 2);''': None,
# href + name
'''@import "str" "name";''': None,
'''@import "str" 'name';''': '''@import "str" "name";''',
'''@import url(x) "name";''': None,
'''@import "str" "\\"";''': None,
'''@import "str" '\\'';''': '''@import "str" "'";''',
# href + media + name
'''@import"str"tv"name";''': '''@import "str" tv "name";''',
'''@import\t\r\f\n"str"\t\t\r\f\ntv\t\t\r\f\n"name"\t;''':
'''@import "str" tv "name";''',
# comments
'''@import /*1*/ "str" /*2*/;''': None,
'@import/*1*//*2*/"str"/*3*//*4*/all/*5*//*6*/"name"/*7*//*8*/ ;':
'@import /*1*/ /*2*/ "str" /*3*/ /*4*/ all /*5*/ /*6*/ "name" /*7*/ /*8*/;',
'@import/*1*//*2*/url(u)/*3*//*4*/all/*5*//*6*/"name"/*7*//*8*/ ;':
'@import /*1*/ /*2*/ url(u) /*3*/ /*4*/ all /*5*/ /*6*/ "name" /*7*/ /*8*/;',
'@import/*1*//*2*/url("u")/*3*//*4*/all/*5*//*6*/"name"/*7*//*8*/ ;':
'@import /*1*/ /*2*/ url(u) /*3*/ /*4*/ all /*5*/ /*6*/ "name" /*7*/ /*8*/;',
# WS
'@import\n\t\f "str"\n\t\f tv\n\t\f "name"\n\t\f ;':
'@import "str" tv "name";',
'@import\n\t\f url(\n\t\f u\n\t\f )\n\t\f tv\n\t\f "name"\n\t\f ;':
'@import url(u) tv "name";',
'@import\n\t\f url("u")\n\t\f tv\n\t\f "name"\n\t\f ;':
'@import url(u) tv "name";',
'@import\n\t\f url(\n\t\f "u"\n\t\f )\n\t\f tv\n\t\f "name"\n\t\f ;':
'@import url(u) tv "name";',
}
self.do_equal_r(tests) # set cssText
tests.update({
'@import "x.css" tv': '@import "x.css" tv;',
'@import "x.css"': '@import "x.css";', # no ;
"@import 'x.css'": '@import "x.css";', # no ;
'@import url(x.css)': '@import url(x.css);', # no ;
'@import "x;': '@import "x;";', # no "!
})
self.do_equal_p(tests) # parse
tests = {
'''@import;''': xml.dom.SyntaxErr,
'''@import all;''': xml.dom.SyntaxErr,
'''@import all"name";''': xml.dom.SyntaxErr,
'''@import;''': xml.dom.SyntaxErr,
'''@import x";''': xml.dom.SyntaxErr,
'''@import "str" ,all;''': xml.dom.SyntaxErr,
'''@import "str" all,;''': xml.dom.SyntaxErr,
'''@import "str" all tv;''': xml.dom.SyntaxErr,
'''@import "str" "name" all;''': xml.dom.SyntaxErr,
}
self.do_raise_p(tests) # parse
tests.update({
'@import "x.css"': xml.dom.SyntaxErr,
"@import 'x.css'": xml.dom.SyntaxErr,
'@import url(x.css)': xml.dom.SyntaxErr,
'@import "x.css" tv': xml.dom.SyntaxErr,
'@import "x;': xml.dom.SyntaxErr,
'''@import url("x);''': xml.dom.SyntaxErr,
# trailing
'''@import "x";"a"''': xml.dom.SyntaxErr,
# trailing S or COMMENT
'''@import "x";/**/''': xml.dom.SyntaxErr,
'''@import "x"; ''': xml.dom.SyntaxErr,
})
self.do_raise_r(tests) # set cssText
def test_href(self):
"CSSImportRule.href"
# set
self.r.href = 'x'
self.assertEqual('x', self.r.href)
self.assertEqual('@import url(x);', self.r.cssText)
# http
self.r.href = 'http://www.example.com/x?css=z&v=1'
self.assertEqual('http://www.example.com/x?css=z&v=1' , self.r.href)
self.assertEqual('@import url(http://www.example.com/x?css=z&v=1);',
self.r.cssText)
# also if hreftype changed
self.r.hreftype='string'
self.assertEqual('http://www.example.com/x?css=z&v=1' , self.r.href)
self.assertEqual('@import "http://www.example.com/x?css=z&v=1";',
self.r.cssText)
# string escaping?
self.r.href = '"'
self.assertEqual('@import "\\"";', self.r.cssText)
self.r.hreftype='url'
self.assertEqual('@import url("\\"");', self.r.cssText)
# url escaping?
self.r.href = ')'
self.assertEqual('@import url(")");', self.r.cssText)
self.r.hreftype = 'NOT VALID' # using default
self.assertEqual('@import url(")");', self.r.cssText)
def test_hrefFound(self):
"CSSImportRule.hrefFound"
def fetcher(url):
if url == 'http://example.com/yes':
return None, '/**/'
else:
return None, None
parser = cssutils.CSSParser(fetcher=fetcher)
sheet = parser.parseString('@import "http://example.com/yes" "name"')
r = sheet.cssRules[0]
self.assertEqual('/**/'.encode(), r.styleSheet.cssText)
self.assertEqual(True, r.hrefFound)
self.assertEqual('name', r.name)
r.cssText = '@import url(http://example.com/none) "name2";'
self.assertEqual(''.encode(), r.styleSheet.cssText)
self.assertEqual(False, r.hrefFound)
self.assertEqual('name2', r.name)
sheet.cssText = '@import url(http://example.com/none);'
self.assertNotEqual(r, sheet.cssRules[0])
def test_hreftype(self):
"CSSImportRule.hreftype"
self.r = cssutils.css.CSSImportRule()
self.r.cssText = '@import /*1*/url(org) /*2*/;'
self.assertEqual('uri', self.r.hreftype)
self.assertEqual('@import /*1*/ url(org) /*2*/;', self.r.cssText)
self.r.cssText = '@import /*1*/"org" /*2*/;'
self.assertEqual('string', self.r.hreftype)
self.assertEqual('@import /*1*/ "org" /*2*/;', self.r.cssText)
self.r.href = 'new'
self.assertEqual('@import /*1*/ "new" /*2*/;', self.r.cssText)
self.r.hreftype='uri'
self.assertEqual('@import /*1*/ url(new) /*2*/;', self.r.cssText)
def test_media(self):
"CSSImportRule.media"
self.r.href = 'x' # @import url(x)
# media is readonly
self.assertRaises(AttributeError, self.r.__setattr__, 'media', None)
# but not static
self.r.media.mediaText = 'print'
self.assertEqual('@import url(x) print;', self.r.cssText)
self.r.media.appendMedium('tv')
self.assertEqual('@import url(x) print, tv;', self.r.cssText)
# for generated rule
r = cssutils.css.CSSImportRule(href='x')
self.assertRaisesMsg(xml.dom.InvalidModificationErr,
basetest.msg3x('''MediaList: Ignoring new medium cssutils.stylesheets.MediaQuery(mediaText=u'tv') as already specified "all" (set ``mediaText`` instead).'''),
r.media.appendMedium, 'tv')
self.assertEqual('@import url(x);', r.cssText)
self.assertRaisesMsg(xml.dom.InvalidModificationErr,
basetest.msg3x('''MediaList: Ignoring new medium cssutils.stylesheets.MediaQuery(mediaText=u'tv') as already specified "all" (set ``mediaText`` instead).'''),
r.media.appendMedium, 'tv')
self.assertEqual('@import url(x);', r.cssText)
r.media.mediaText = 'tv'
self.assertEqual('@import url(x) tv;', r.cssText)
r.media.appendMedium('print') # all + tv = all!
self.assertEqual('@import url(x) tv, print;', r.cssText)
# for parsed rule without initial media
s = cssutils.parseString('@import url(x);')
r = s.cssRules[0]
self.assertRaisesMsg(xml.dom.InvalidModificationErr,
basetest.msg3x('''MediaList: Ignoring new medium cssutils.stylesheets.MediaQuery(mediaText=u'tv') as already specified "all" (set ``mediaText`` instead).'''),
r.media.appendMedium, 'tv')
self.assertEqual('@import url(x);', r.cssText)
self.assertRaisesMsg(xml.dom.InvalidModificationErr,
basetest.msg3x('''MediaList: Ignoring new medium cssutils.stylesheets.MediaQuery(mediaText=u'tv') as already specified "all" (set ``mediaText`` instead).'''),
r.media.appendMedium, 'tv')
self.assertEqual('@import url(x);', r.cssText)
r.media.mediaText = 'tv'
self.assertEqual('@import url(x) tv;', r.cssText)
r.media.appendMedium('print') # all + tv = all!
self.assertEqual('@import url(x) tv, print;', r.cssText)
def test_name(self):
"CSSImportRule.name"
r = cssutils.css.CSSImportRule('x', name='a000000')
self.assertEqual('a000000', r.name)
self.assertEqual('@import url(x) "a000000";', r.cssText)
r.name = "n"
self.assertEqual('n', r.name)
self.assertEqual('@import url(x) "n";', r.cssText)
r.name = '"'
self.assertEqual('"', r.name)
self.assertEqual('@import url(x) "\\"";', r.cssText)
r.hreftype = 'string'
self.assertEqual('@import "x" "\\"";', r.cssText)
r.name = "123"
self.assertEqual('@import "x" "123";', r.cssText)
r.name = None
self.assertEqual(None, r.name)
self.assertEqual('@import "x";', r.cssText)
r.name = ""
self.assertEqual(None, r.name)
self.assertEqual('@import "x";', r.cssText)
self.assertRaises(xml.dom.SyntaxErr, r._setName, 0)
self.assertRaises(xml.dom.SyntaxErr, r._setName, 123)
def test_styleSheet(self):
"CSSImportRule.styleSheet"
def fetcher(url):
if url == "/root/level1/anything.css":
return None, '@import "level2/css.css" "title2";'
else:
return None, 'a { color: red }'
parser = cssutils.CSSParser(fetcher=fetcher)
sheet = parser.parseString('''@charset "ascii";
@import "level1/anything.css" tv "title";''',
href='/root/')
self.assertEqual(sheet.href, '/root/')
ir = sheet.cssRules[1]
self.assertEqual(ir.href, 'level1/anything.css')
self.assertEqual(ir.styleSheet.href, '/root/level1/anything.css')
# inherits ascii as no self charset is set
self.assertEqual(ir.styleSheet.encoding, 'ascii')
self.assertEqual(ir.styleSheet.ownerRule, ir)
self.assertEqual(ir.styleSheet.media.mediaText, 'tv')
self.assertEqual(ir.styleSheet.parentStyleSheet, None) # sheet
self.assertEqual(ir.styleSheet.title, 'title')
self.assertEqual(ir.styleSheet.cssText,
'@charset "ascii";\n@import "level2/css.css" "title2";'.encode())
ir2 = ir.styleSheet.cssRules[1]
self.assertEqual(ir2.href, 'level2/css.css')
self.assertEqual(ir2.styleSheet.href, '/root/level1/level2/css.css')
# inherits ascii as no self charset is set
self.assertEqual(ir2.styleSheet.encoding, 'ascii')
self.assertEqual(ir2.styleSheet.ownerRule, ir2)
self.assertEqual(ir2.styleSheet.media.mediaText, 'all')
self.assertEqual(ir2.styleSheet.parentStyleSheet, None) #ir.styleSheet
self.assertEqual(ir2.styleSheet.title, 'title2')
self.assertEqual(ir2.styleSheet.cssText,
'@charset "ascii";\na {\n color: red\n }'.encode())
sheet = cssutils.parseString('@import "CANNOT-FIND.css";')
ir = sheet.cssRules[0]
self.assertEqual(ir.href, "CANNOT-FIND.css")
self.assertEqual(type(ir.styleSheet), cssutils.css.CSSStyleSheet)
def fetcher(url):
if url.endswith('level1.css'):
return None, '@charset "ascii"; @import "level2.css";'.encode()
else:
return None, 'a { color: red }'.encode()
parser = cssutils.CSSParser(fetcher=fetcher)
sheet = parser.parseString('@charset "iso-8859-1";@import "level1.css";')
self.assertEqual(sheet.encoding, 'iso-8859-1')
sheet = sheet.cssRules[1].styleSheet
self.assertEqual(sheet.encoding, 'ascii')
sheet = sheet.cssRules[1].styleSheet
self.assertEqual(sheet.encoding, 'ascii')
def test_incomplete(self):
"CSSImportRule (incomplete)"
tests = {
'@import "x.css': '@import "x.css";',
"@import 'x": '@import "x";',
# TODO:
"@import url(x": '@import url(x);',
"@import url('x": '@import url(x);',
'@import url("x;': '@import url("x;");',
'@import url( "x;': '@import url("x;");',
'@import url("x ': '@import url("x ");',
'@import url(x ': '@import url(x);',
'''@import "a
@import "b";
@import "c";''': '@import "c";'
}
self.do_equal_p(tests, raising=False) # parse
def test_InvalidModificationErr(self):
"CSSImportRule.cssText InvalidModificationErr"
self._test_InvalidModificationErr('@import')
def test_reprANDstr(self):
"CSSImportRule.__repr__(), .__str__()"
href = 'x.css'
mediaText = 'tv, print'
name = 'name'
s = cssutils.css.CSSImportRule(href=href, mediaText=mediaText, name=name)
# str(): mediaText nor name are present here
self.assertTrue(href in str(s))
# repr()
s2 = eval(repr(s))
self.assertTrue(isinstance(s2, s.__class__))
self.assertTrue(href == s2.href)
self.assertTrue(mediaText == s2.media.mediaText)
self.assertTrue(name == s2.name)
if __name__ == '__main__':
import unittest
unittest.main()
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